Question 46 —  Michael Company experienced the following eve…

Question 46 —  Michael Company experienced the following events during the year ended Dec. 31, Year 1: a) Performed services for $45,000 cash. b) Performed $20,000 of services on account. c) Purchased land for $5,000 cash. d) Paid $36,000 cash for salaries expense. e) Collected $14,000 from accounts receivable. f) On December 20, received $18,000 cash in advance from customers for services Michael will provide starting on January 1 of next year. g) On December 31, recorded the adjusting entry to accrue $7,000 of operating expenses incurred on account. Required: Complete the journal entries by entering the appropriate account title in each blank. Event Account Title Debit Credit a) [a1] $45,000     Service Revenue   $45,000 b) [b1] $20,000     [b2]   $20,000 c) [c1] $5,000     Cash   $5,000 d) [d1] $36,000     Cash   $36,000 e) [e1] $14,000     [e2]   $14,000 f) Cash $18,000     [f1]   $18,000 g) [g1] $7,000     [g2]   $7,000

A 2.0 kg block is pushed against a spring with a spring cons…

A 2.0 kg block is pushed against a spring with a spring constant of 800 N/m, compressing the spring by 0.20 m. The block is then released on a frictionless horizontal surface. The spring pushes the block forward and eventually returns to its natural length. What is the speed of the block when the spring returns to its natural length?

A 70.0 kg person climbs a flight of stairs and gains 60.0 m…

A 70.0 kg person climbs a flight of stairs and gains 60.0 m of vertical height. If the human body is 20% efficient at converting metabolic energy into mechanical work, approximately how many kilocalories (kcal) of energy does the person use? (Given,  1 kcal = 4184 J )